Square trimmer line



FIG. 1 is a side view of a square trimmer line showing my new design, an opposite side view being a mirror image thereof;

FIG. 2 is a front view of the square trimmer line;

FIG. 3 is a back view of the square trimmer line;

FIG. 4 is a top view of the square trimmer line;

FIG. 5 is a bottom view of the square trimmer line; and,

FIG. 6 is a top front side perspective view of the square trimmer line. 

CLAIM The ornamental design for a square trimmer line, as shown and described. 